The purpose of this research is to determine the effect of work environment, work experience and personal characteristics on employee organizational commitment either simultaneously or partially. Data collection technique used questionnaire distributed to all employees of the Balitbang Province of Riau by total 88 employees. Then the data were analyzed used multiple regression analysis techniqu…
Automotive market, especially vehicles, is recently facing an hyper competitive circumstances because of so many brands exist in the market. Freed as a variant brand of Honda have to identify all predictors that may affect their customer’s loyalty. Research held to customer of Honda Freed in Pekanbaru. This research aims to test the direct and indirect effect of advertising effectiveness towa…
This study aims to determine the relationship of organizational culture motivation and job satisfaction to job performance of Lecture Indragiri Islamic Universiti Tembilahan. The population in this study included all Lecture Indragiri Islamic Universiti Tembilahan, amounting to 98 people. The primary data were collected by questionnaire as the instrument to prove the result of the study, to…
This study aims to analyze the effect of service quality and corporate image on customer satisfaction PT. Insurance Jiwasraya in Pekanbaru City. To analyze the influence of service quality and corporate image on loyalty of PT. Insurance Jiwasraya in Pekanbaru City. To analyze the effect of customer satisfaction on customer loyalty PT. Insurance Jiwasraya in Pekanbaru City. Population in this …
This study aims to determine the difference between the rate of bankruptcy Altman model, model Foster andTaffler model and to assess which model is most accurate in predicting bankruptcy in manufacturing companies. The research variables consist of financial ratios contained in the model Altman Z Score, Foster Z Score, and Taffler Z Score. The study population was all manufacturing companies li…
The carrying capacity is defined as the ability of aquatic environment to support the life of organisms in that area. A study aimed to assess the aquatic carrying capacity for extensive fishing in the Putus Lake, Pangkalan Baru Village, Kampar District, Riau. The carrying capacity was determined based on primary productivity using chlorophyll-a concentration, which is indicating the existence o…
There were many activites around in kolong of tin post mining in Baran Timur Village Meral District Karimun Regency Kepulauan Riau Province, contributed orgnic and inorganic materials that influenced concentration of nutrient (N and P) in the water. This research aims to know the trophic state in kolong of tin post mining in Baran Timur Village Meral District Karimun Regency Kepulauan Riau Prov…
Channa lucius is a type of freshwater fish that commonly inhabit the Kampar Lama Oxbow Lake. This study aims to understand the reproductive biology of C. lucius. The fish was sampled 4 times, twice/month, from June-July 2019. Parameters measured were sexsual characteristics, sex ratio, gonad maturity level, gonad somatic indeks (GSI), fecundity and egg diameter. Results shown that there were 36…
Carrying capacity is defined as the ability of aquatic environment to support the life of organism in that area. A study aimed to assess the aquatic carrying capacity for extensive fishing in the Betung lake, Betung Village, Pangkalan Kuras Sub-district Pelalawan District, Riau Province. The carrying capacity was determined based on primary productivity using chlorophyll-a concentration. This r…
Channa lucius or snakehead fish inhabit the Kampar Lama Oxbow Lake. This research aims to understand the pattern of otolith growth rings of that fish and it was conducted in July to August 2019. The fish were caught using fish trap, once/week. There were 58 fishes (38 male fishes and 20 female fishes). The otolith (sagita) were removed and manually shaved. Growth ring pattern was studied using …
Channa lucius is one of freshwater fishes that inhabit the Kampar Lama Oxbow Lake. This research aims to determine the type of food present in the fish’s stomach. To understand the type of food consumed by C. lucius, a research has been conducted at July to August 2019. There were 107 fishes captured, but only 38 fish have full stomach. The analysis was conducted using a gravimetric method. S…
Betok fish is one type of species that is influenced by the season and lives in the Lubuk Siam Lake. A research aimed to understand the standing Stock of Anabas testudineus in size distribution of fish caught in Lubuk Siam Lake. Fish was sampled in 3 sampling points using nets and traps. The research was conducted in April-May 2019. The Standing Stock was analyzed based on Leslie method. The r…
Many activities in the Tanjung Balam Lake contribute the input of organic and anorganic matter that affects the nutrient concentration and increasing the growth of phytoplankton. A research about Trophic State of Tanjung Balam Lake by phytoplankton in Buluh Cina Village Kampar District Riau Province has been conducted in June-July 2019. The location of the water samples to measure water quality…
Carrying capacity is defined as the ability of aquatic environment to support the life of organism in that area. A study aimed to assess the aquatic carrying capacity based on chlorophyll-a for extensive fishing in the Tuok Tonga Lake, Buluh China Village, Siak Hulu Sub District, Kampar District, Riau Province. The carrying capacity was determined based on primary productivity using chlorophyll…
Tanjung Balam Lake receive organic and anorganic matter from palm plantation and the water from the Kampar River. To understand the relationship between water quality and the phytoplankton abundance of the Tanjung Balam Lake, a research has been conducted in June – July 2019. There were three sampling points, namely in the inlet, in the middle of the lake and in the end of lake. In each sampl…
Many activities in the inundation of PLTA Koto Panjang Recervoir Batu Bersurat Village contributed organic matter that affect nitrate and phosphate concentration in waters and increasing the abundance of phytoplankton. A research aim to know the relationship between nitrate and phosphate with phytoplankton abundance in the inundation of PLTA Koto Panjang and it was conducted in June-July 2019…
The Sei Paku Reservoir is inhabited by many fish species, but they never been studied. A study aims to understand the type of fish present in the reservoir, has been conducted in February to April 2019. Fish sampling were conducted six times once/two weeks. The fishes were captured using lures, gill nets and bamboo traps. Fish samples were then identified. Results shown that there were 21 fish…
Microplastic is plastic pieces sized ≤ 5 mm. The presence of microplastic in sediment negatively affects the environment as well as the benthic organism. As the costal area of the Naras Hilir Village facing the Indian Ocean, the microplastics carried by the water may be stranded in the beach. A research aims to understand the type and density of microplastic present in the coastal area of the…
Carrying capacity is an ability of aquatic environment to support the life of aquatic organisms and itcan be determined based on dissolved oxygen concentration. To understand the dissolved oxygen based carrying capacity in the Sungai Paku reservoir, a research has been conducted in June-July 2019. Water samples were taken in three stations, Station 1 (riverine zone), Station 2 (transition zone)…
Trophic State Index can be used to determine the trophic state of waters. The TSI is using physical, chemical and biological approach to determine the trophic state and the result will be more representative for analyzing the trophic state of waters. A research aims to understand the trophic state of the Sungai Paku Reservoir, has been conducted in May - June 2019. There were three sampling sta…